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6. Accelerate to full throttle for 2 - 3 seconds to clear

any excess fuel in the engine, then return to idle.
Accelerate engine to full throttle to check for
smooth transition from idle to high speed. If engine
hesitates turn “L” needle CCW 1/8 turn and repeat
acceleration. Continue adjustment until smooth
acceleration results.

7. Check idle speed and reset if necessary as

described in item 5.

EIGHT CUTTER BLADE

Use only the blade designated by the manufacturer
for this model.

When crack is noticed on the blade, never use it,
but replace with a new one.

Round the teeth bottom for 1- 2 mm radius in order
to avoid the crack using a round file.
-

Rounded part is not to be sharpened.

-

Sharpen each cutter equally so as to retain
the balance of the blade.

-

In sharpening the edge by use of a grinder, do
not cool the cutter abruptly by immersing it in
water.

30

°

Cutter edge

Not sharpened

2R

2mm

Tooth bottom

MAGNETO

The unit is incorporated with a CDI (Capactior Discharge
Ignition) system, which does not require adjustment
of ignition timing and the contact breaker point gap.
Ensure wire connections and couplers assembling.

CAUTION

When strarting, idling adjustment speed
should be adjusted not to rotate the cutting
attachment. Correct idle speed is adjusted
2,900 to 3,100 r/min. Or 1/4 turn counter
clockwise from the point the cutting
attachment stops moving. When there is some
trouble with the carburetor, refer to your
distributor or dealer.

Summary of Contents for SRM-3800 TYPE 1-E

Page 1: ...WARNING DANGER READ INSTRUCTIONS CAREFULLY AND FOLLOW RULES FOR SAFE OPERATION FAILURE TO DO SO COULD RESULT IN SERIOUS INJURY 847 TRIMMER BRUSHCUTTER SRM 3800 TYPE1 E 898696 43132 X750226 3801 1...

Page 2: ...ny other means The trimmer is equipped with a safety shoulder harness and the excellent balance characteristics plus the available power ensures comfortable operation RULES FOR SAFE OPERATION 2 NOMENC...

Page 3: ...iped up 4 Always stop the engine when refueling 5 Always remove the fuel cap slowly in order to relieve any pressure build up in the tank 6 Always restart the engine at least 3 m 10 feet away from the...

Page 4: ...ed 50 1 ECHO two cycle engine oil Tank capacity L FL OZ US 0 95 32 2 Drive shaft Cutter Option Nylon line cutter head assembly Cutter Circular saw 25 cm 10 inch Cutter Option 8 cutter blade 20 cm 8 in...

Page 5: ...Handle assembling bolt 8 mm 2 Bolt retainer tube 1 2 Install handle assembling bracket upper in handle assembling bracket lower and fix handle by tightening handle assembling bolt 8 mm lightly 1 Handl...

Page 6: ...handle assembling bolts Determine Easy to operate position seeing illustration below 1 Adjustment of right handle inclination left right 2 Adjustment of right handle inclination forward backward 3 Adj...

Page 7: ...nd premium two stroke 50 1 oil is reguirred Mix oil and gasoline gasohol according to insturctions on the oil container label Remove the cover Remove nut A and one washer from throttle cable Insert th...

Page 8: ...in Always hold the unit firmly STARTINGWARM ENGINE When engine is warm start it by pulling recoil starter rope with switch positioned at START RUN Keep choke lever in RUN open position If engine does...

Page 9: ...e read and understand the instructions as listed hereunder and on Page 2 in order to prevent accidents and possible injury WARNING DANGER BEFORE STARTING UPTHE ENGINE MAKE SURETHATTHE CUTTER BLADE IS...

Page 10: ...ly attired and wears the type of foot leg head eye and ear protection recommended both in your ECHO Operator s Manual and by your ECHO Servicing Dealer 4 Always wear eye protection that conforms to A...

Page 11: ...und WARNING DANGER IN CASE OF EMERGENCY PULLTHE QUICK RELEASE LATCHTO DISCONNECTTHE TRIMMER FROMTHE HARNESS Locking tool OPERATING INSTRUCTIONS nylon line 1 Always use the end of the line for cutting...

Page 12: ...w large areas of heavy grass and or weeds Use the standard 12 5 15 cm 5 6 inch of line and operate at full throttle When mowing cultivated areas such as lawns hold the cutter head pararell to the goun...

Page 13: ...RECT BLADE FOR THE JOB AS RECOMMENDED 2 BE CAREFUL NOTTO HIT ROCKS STONES TREE STUMPS OR ANY FOREIGN OBJECT WHICH MAY DAMAGETHE BLADE 3 DO NOT CUT INTOTHE GROUNDTO AVOID DULLINGTHE BLADE 4 ALWAYS STOP...

Page 14: ...tter to the harness by means of the quick release latch Make some practice sweeps as with a scythe and readjust the harness as necessary for comfort and to maintain the cutter parallel to the ground W...

Page 15: ...Gear housing Adapter plate Upeer Locking tool Nut Split pin Adapter plate Lower Assemble cutter blade properly NOTE The drive shaft is fitted with left hand threads therefore turn counterclockwise to...

Page 16: ...meter using the 80 tooth 25 cm 10 inch diameter new blade Before attempting to cut ensure that the falling tree will fall away from you and if necessary tie a rope to the tree and have an assistant pu...

Page 17: ...rough fuel inlet port with a piece of steel wire or the like When strainer is dirty wash it in suitable cleaning fluid or replace it Fuel strainer MUFFLER AND EXHAUST PORT SAM Clean as necessary Carbo...

Page 18: ...run several minutes to bring to operating temperature Flash choke twice during warm up to clear any air from the fuel system 4 Stop engine Turn H speed needle CCW counter clockwise to stop Turn L spee...

Page 19: ...e crack using a round file Rounded part is not to be sharpened Sharpen each cutter equally so as to retain the balance of the blade In sharpening the edge by use of a grinder do not cool the cutter ab...

Page 20: ...e does not smoke Bearing damaged Disassemble and replace Piston and or cylinder seized Disassemble and replace Crankshaft worn Disassemble and replace Crankshaft contacting Disassemble and replace cra...

Page 21: ...ary carbon Throttle is not fully open Readjust Improper setting Set properly Height of cutter uneven Correct properly Overloaded Adjust load Clutch shoe worn out Replace Table 2 Inspect and adjust eve...

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